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Finding the Fourth Proportional to 7,674.01, 10,589.54 and 4,316.22

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Solution

The fourth proportional to 7,674.01, 10,589.54 and 4,316.22 is: 5,956.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,674.01 : 10,589.54 = 4,316.22 : x
  2. Step 2: Convert to fraction form
    7,674.01/10,589.54 = 4,316.22/x
  3. Step 3: Cross multiply
    7,674.01x = 10,589.54 × 4,316.22
  4. Step 4: Simplify right side
    7,674.01x = 45,706,762.76
  5. Step 5: Solve for x
    x = 45,706,762.76/7,674.01
  6. Step 6: Final answer
    x = 5,956.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.